Network topology

Relationships come from RIS AS_PATH observations; direction represents path position, not a commercial contract or traffic direction.

AS19027

Currently announcedSnapshot awaiting refresh

XO-ASN11 - Verizon Business · XO-ASN11

Last observed10/15/2026, 13:57:01Open ASN profile →

AS19027 relationship topology

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AS19027Verizon Business

UpstreamDownstreamUncertain relationshipNodes are ordered by observed weight

SELECTED NODEAS16509AMAZON-02 - Amazon.com, Inc.

Relationship: Upstream
Observed weight: 268
ASN registration country: United States
Latest RIS data: 10/15/2026, 00:00:00

Open AS16509 profile →

All adjacent autonomous systems

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1 relationships

ASN	Organization	Relationship	ASN registration country	RIS observation start	Latest RIS data	IPv4	IPv6
AS16509Observed weight 268	AMAZON-02 - Amazon.com, Inc.	Upstream	United States	8/28/2019, 00:00:00	10/15/2026, 00:00:00	334	0

CHA.LA ASN relationship snapshotRelationships are normalized by CHA.LA from collected routing observations and registration context.CHA.LA routing observations · registration context